广东桃蛀螟发生分布与种群动态  

Occurrence, distribution and population dynamic of Conogethes punctiferalis in Guangdong,China

作　　者：董易之[1] 徐淑[1] 陈炳旭[1] 陈凯歌[1] 姚琼[1] 

机构地区：[1]广东省农业科学院植物保护研究所/广东省植物保护新技术重点实验室,广州510640

出　　处：《环境昆虫学报》2014年第4期624-628,共5页Journal of Environmental Entomology

基　　金：广东省农业攻关项目(2011B020308003);国家荔枝龙眼产业技术体系(CARS-33-06)

摘　　要：桃蛀螟Conogethes punctiferalis(Guenée)是一种多食性的蛀果害虫,近年来其发生危害日趋加重。本研究通过田间调查,探究了桃蛀螟在广东的发生情况、分布及其种群动态。结果表明,广东桃蛀螟发生主要集中在粤东地区的河源市以及粤北地区的清远和韶关市,并在上述地区的板栗和鹰嘴蜜桃上发生严重危害,该虫在珠三角地区零星发生,在粤西、梅州和潮汕地区则尚未发生危害。除板栗和鹰嘴蜜桃外,受桃蛀螟为害的作物还有三华李、水晶梨、荔枝、龙眼、杨桃、向日葵和甜玉米,但受害较轻。桃蛀螟成蛾在广东河源一年有5个发生高峰,并以幼虫于11月下旬至翌年3月上旬越冬。The peach pyralid moth, Conogethes punctiferalis is a polyphagous insect pest which bores the fruits, and appears to have made more and more damage in recent years A survey was conducted on the occurrence, distribution and population dynamic of C punctiferalis in Guangdong, China The moth occurred mainly in Heyuan located in the east region of Guangdong and Qingyuan and Shaoguan located in the north region of Guangdong, and made serious damage to chestnut and Yingzui peach The occurrence of the moth in pearl river delta was more lower, and no infestation was observed in the west region, Meizhou and Chaozhou-shantou region of Guangdong Nine species of crops infested by Cpunctiferalis were found, which were chestnut, Yingzui peach, Sanhua plum, Suisho pear, litchi, longan, carambola, helianthus and sweet corn Since the emergence of adult showed 5 peaks a year in Heyuan and overwintered as larvae during Nov to Mar next year.

关 键 词：桃蛀螟 分布 发生情况 种群动态 广东 

分 类 号：Q968.1[生物学—昆虫学] S433.4[农业科学—农业昆虫与害虫防治]